To eliminate discard of a tube container in which only a little content is left, and necessity of washing the tube container for recycling.

With a little content of the tube container, a bottom part of the tube container is cut by scissors to insert an extruder therefrom, the extrusion bar is used to push the extruder, and the extrusion bar is stabilized and integrated with a bar fixture to enhance airtightness, thereby using for the tube container having the expensive content. Moreover, the content can also be pushed out and finished up in a mannar similar to clicking the top of a ballpoint pen with a thumb while holding the tube container with one hand.